E·tēr'ni·ty, n.

n. [Lat. æternitas, from æternus; Fr. éternité, Pr. eternitat, Sp. eternidad, Pg. eternidade, It. eternità. See ETERN.] 1. The condition or quality of being eternal; continuance without beginning or end; duration without end; everlastingness. The high and lofty One, that inhabiteth eternity. Is. lvii. 15. By repeating the idea of any length of duration, with all the endless addition of number, we come by the idea of eternity. Locke. 2. The state or condition which begins at death. Thou know'st 'tis common; all that live must die, Passing through nature to eternity. Shak.